each brilliant babies about history and their ABCs with Greg Paprocki’s S Is for Sabertooth: A Stone Age Alphabet. Twenty-six Stone Age concepts paired with Greg Paprocki’s adorable illustrations from cave painting in “A is for art” to riding across the ancient Serengeti in “Z is for zebra.” Babies will love this board book’s engaging art, and parents will enjoy its slice of history with this primer’s Stone Age theme. Greg Paprocki proves it’s never too early to start looking back; collect all six of his alphabet history primers!